532
FNUS75 KRIW 061535
FWSRIW
SPOT FORECAST FOR BARE...WYGTP
NATIONAL WEATHER SERVICE RIVERTON WY
935 AM MDT THU AUG 6 2026
FORECAST IS BASED ON FORECAST START TIME OF 1000 MDT ON AUGUST 06.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE
DISCUSSION
A DRY AIR MASS WILL REMAIN IN PLACE TODAY, TOMORROW, AND INTO THE
WEEKEND, WITH MINIMAL CLOUD COVER AND NEXT TO ZERO CHANCE FOR
RAIN OR STORMS. EXPECT RH TO DROP IN THE LOW TEENS EACH OF THE
NEXT SEVERAL AFTERNOONS, WITH WINDS GUSTING 20 TO 25 MPH EACH
AFTERNOON. FIRE WEATHER CONDITIONS ARE JUST SHY OF CRITICAL, BUT
WILL BE ELEVATED GIVEN THE AFTERNOON BREEZES AND LOW HUMIDITY.
REST OF TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT). SMOKE THROUGHOUT THE DAY.
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....AROUND 78.
MIN HUMIDITY........12 PERCENT.
WIND (20 FT)........LIGHT WINDS UNTIL 1100, THEN WEST 8 TO 12 MPH.
GUSTS UP TO 22 MPH.
RIDGETOP WIND.......NORTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......5000 FT AGL UNTIL 1200. 9000 FT AGL AFTER 1400.
TRANSPORT WINDS.....WEST 16 TO 23 MPH.
SMOKE DISPERSAL.....FAIR UNTIL 1100. VERY GOOD LATER IN THE MORNING
BECOMING EXCELLENT IN THE AFTERNOON AFTER 1300.
TIME (MDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........5 5 0 0 5 5 5 5
WEATHER COV.....PTY PTY ARS ARS ARS ARS ARS ARS
WEATHER TYPE....SMK SMK SMK SMK SMK SMK SMK SMK
TSTM COV........
CWR.............0 0 0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0
TEMP............68 69 72 75 76 77 77 77
RH..............18 15 13 13 12 13 13 13
20 FT WIND DIR..NW W W W W NW NW NW
20 FT WIND SPD..6 8 11 11 11 12 12 12
20 FT WIND GUST.13 14 16 17 17 17 18 18
RIDGE WIND DIR..NW W W W W NW NW NW
RIDGE WIND SPD..15 15 20 20 20 20 20 20
MIX HGT (KFT)...3.5 5.0 6.0 7.5 8.0 9.0 9.0 8.5
TRANSP WIND DIR.W W W W W W W W
TRANSP WIND SPD.16 20 21 22 23 23 23 22
SDSPL KT-FT/100050 89 112 141 160 177 178 165
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). AREAS OF SMOKE
OVERNIGHT.
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....AROUND 53.
MAX HUMIDITY........27 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 9 TO 11 MPH WITH GUSTS TO
AROUND 17 MPH UNTIL 2000, THEN LIGHT UNTIL
0500, THEN SOUTHWEST AROUND 7 MPH.
RIDGETOP WIND.......NORTHWEST 15 TO 20 MPH UNTIL 2000, THEN WEST 10
TO 15 MPH.
MIXING HEIGHT.......8500 FT AGL UNTIL 1900. 500 FT AGL AFTER 2000.
TRANSPORT WINDS.....WEST 12 TO 21 MPH.
SMOKE DISPERSAL.....VERY GOOD UNTIL 1900. POOR AFTER 2000.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........0 5 10 5 10 10 10 15 10 10 10 10
WEATHER COV.....ARS ARS ARS PTY PTY PTY PTY PTY PTY PTY PTY PTY
WEATHER TYPE....SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............78 76 72 66 63 60 59 58 57 56 55 55
RH..............14 17 20 23 25 26 26 26 25 25 25 25
20 FT WIND DIR..NW NW NW W W W W SW W W W SW
20 FT WIND SPD..11 9 6 6 6 6 6 6 6 6 6 7
20 FT WIND GUST.17 14 13 8 7 7 7 7 10 10 10 10
RIDGE WIND DIR..NW NW NW W W W W SW W W W SW
RIDGE WIND SPD..20 15 10 10 10 10 10 10 15 15 15 15
MIX HGT (KFT)...8.5 5.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
TRANSP WIND DIR.W W NW NW W W W SW W W W W
TRANSP WIND SPD.21 17 12 12 12 12 12 12 13 13 13 14
SDSPL KT-FT/1000149 85 7 6 6 6 6 6 7 6 6 7
FRIDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT). PATCHY SMOKE EARLY IN THE
MORNING.
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........13 PERCENT.
WIND (20 FT)........LIGHT WINDS UNTIL 1000, THEN WEST 8 TO 12 MPH
WITH GUSTS TO AROUND 18 MPH.
RIDGETOP WIND.......SOUTHWEST 10 TO 15 MPH UNTIL 0900, THEN
NORTHWEST UNTIL 1100, THEN 15 TO 20 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1000. 12000 FT AGL AFTER
1300.
TRANSPORT WINDS.....WEST 10 TO 14 MPH UNTIL 1000, THEN 21 TO 24
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1300.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........10 15 5 5 0 5 0 5 5 5 5 5
WEATHER COV.....PTY
WEATHER TYPE....SMK
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............54 53 57 63 70 74 77 79 80 80 80 80
RH..............27 27 27 22 17 15 14 13 12 12 13 13
20 FT WIND DIR..SW SW S N W W W W NW NW NW NW
20 FT WIND SPD..6 6 5 5 8 11 10 11 12 12 12 11
20 FT WIND GUST.10 7 7 13 17 18 18 16 17 17 17 17
RIDGE WIND DIR..SW SW S N W W W W NW NW NW NW
RIDGE WIND SPD..15 10 10 10 15 20 15 20 20 20 20 20
MIX HGT (KFT)...0.5 0.5 0.5 2.0 6.5 8.5 9.5 11 12 12 12 12
TRANSP WIND DIR.W W W W W W W W W W W W
TRANSP WIND SPD.13 12 10 14 21 23 24 24 24 24 24 24
SDSPL KT-FT/10006 6 5 24 114 165 200 224 240 246 244 248
FORECAST DAYS 3 THROUGH 5
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 80. WEST WINDS
AROUND 8 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS AROUND 80. WEST WINDS
AROUND 8 MPH.
MONDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN
THE MID 50S. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 8 MPH.
FORECASTER...VANDENBOOGART
REQUESTED BY...AUDREY FARMER
TYPE OF REQUEST...WILDFIRE
.TAG 2619084.0/RIW
.DELDT 08/06/26
.FORMATTERVERSION 2.0.0
.EMAIL WYTDC@FIRENET.GOV
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